<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="https://cdn.bootcss.com/vue/2.6.10/vue.js"></script>
</head>
<body>
    <div id="app">
        <input type="text" v-model="kw" @keyup.enter="handleClick">
    </div>
    <script>
        /* 身份证号匹配 */
        var vm=new Vue({
            el:"#app",
            data(){
                return {
                    kw:""
                }
            },
            methods:{
                handleClick(){
                    var reg=/^d{17}[0-9]+$/
                    if(!reg.test(this.kw)){
                        alert("身份证号输入错误")
                    }
                }
            }
        })
    </script>
</body>
</html>